Geneva, Feb. 2 -- International Clinical Trials Registry received information related to the study (ChiCTR2600117131) titled 'The influence of ultrasound-guided paralaryngeal compression on intra-gastric insufflation during laparoscopic cholecystectomy' on Jan. 20.

Study Type: Interventional study

Study Design: Parallel

Primary Sponsor: General Hospital of Central Theater Command of the Chinese PLA

Condition: Air intake in the stomach

Intervention: Control group A:Without any pressing, simply place your hand on the patients neck without applying any pressure, to simulate the preparatory action. The classic Sellick maneuver group B (cricoid compression group):Use the thumb and index finger to pinch both sides of the ring-shaped car...